4-Nitroaniline suppliers

Melting point:

147 °C

Boiling point:

332 °C

Density 

1,437 g/cm³

vapor density 

4.77 (vs air)

vapor pressure 

1.33 hPa (142 °C)

refractive index 

1.6465 (estimate)

Flash point:

329 °F

storage temp. 

Store below +30°C.

solubility 

ethanol: soluble25mg/mL, slightly hazy, yellow to brownish-yellow

Colour Index 

37035

pka

1(at 25℃)

form 

crystalline

color 

yellow

Specific Gravity

1.437

Odor

Ammonia odor

PH Range

7

Water Solubility 

0.8 g/L (20 ºC)

Merck 

14,6584

BRN 

508690

Henry's Law Constant

1.15 x 10^-9 atm?m³/mol at 25 °C (thermodynamic method-GC/UV spectrophotometry, Altschuh et al., 1999)

Exposure limits

NIOSH REL: TWA 3; IDLH 300; OSHA PEL: TWA 6; ACGIH TLV: TWA 3 (adopted).

Dielectric constant

56.3（160.0℃）

Stability:

Stable. Incompatible with sodium hydroxide, strong oxidizing agents, strong reducing agents. May attack some plastics, rubber and coatings. May decompose explosively in the presence of initiators. Moisture sensitive. May be light and air-sensitive.

LogP

1.2 at 30℃

Symbol(GHS) 

GHS06,GHS08

Signal word 

Danger

Hazard statements 

H301+H311+H331-H373-H412

Precautionary statements 

P273-P280-P301+P310-P302+P352+P312-P304+P340+P311-P314

Hazard Codes 

T,F

Risk Statements 

23/24/25-33-52/53-39/23/24/25-11

Safety Statements 

28-36/37-45-61-28A-16-1/2-7

RIDADR 

UN 1661 6.1/PG 2

WGK Germany 

2

RTECS 

BY7000000

F 

8

Autoignition Temperature

500 °C

Hazard Note 

Toxic

TSCA 

Yes

HazardClass 

6.1

PackingGroup 

II

HS Code 

29214210

Toxicity

Acute LD₅₀ for wild birds 75 mg/kg, guinea pigs 450 mg/kg, mice 810 mg/kg, quail 1,000 mg/kg, rats 750 mg/kg (quoted, RTECS, 1985).

IDLA

300 mg/m3